Base | Representation |
---|---|
bin | 10001100110110… |
… | …10000110011100 |
3 | 101021220122001102 |
4 | 20303122012130 |
5 | 300302201410 |
6 | 22353332232 |
7 | 3442243460 |
oct | 1063320634 |
9 | 337818042 |
10 | 147693980 |
11 | 76407745 |
12 | 41567078 |
13 | 247a23b5 |
14 | 158884a0 |
15 | ce762a5 |
hex | 8cda19c |
147693980 has 24 divisors (see below), whose sum is σ = 354465888. Its totient is φ = 50637888.
The previous prime is 147693967. The next prime is 147693983. The reversal of 147693980 is 89396741.
147693980 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (147693983) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 527339 + ... + 527618.
It is an arithmetic number, because the mean of its divisors is an integer number (14769412).
Almost surely, 2147693980 is an apocalyptic number.
147693980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
147693980 is an abundant number, since it is smaller than the sum of its proper divisors (206771908).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
147693980 is a wasteful number, since it uses less digits than its factorization.
147693980 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1054973 (or 1054971 counting only the distinct ones).
The product of its (nonzero) digits is 326592, while the sum is 47.
The square root of 147693980 is about 12152.9412077900. The cubic root of 147693980 is about 528.5924202592.
The spelling of 147693980 in words is "one hundred forty-seven million, six hundred ninety-three thousand, nine hundred eighty".
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